Bag



FIG. 1 is a top, right, and front side perspective view of an ornamental design for a bag;

FIG. 2 is a front side elevational view thereof;

FIG. 3 is a rear side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front perspective view of the bag opened; and,

FIG. 9 is a rear perspective view of the bag opened.

The broken line showing of portions of the bag forms no part of the claimed design. 

CLAIM I claim the ornamental design for a bag, as shown and described. 